Finding the Fourth Proportional to 148,437.49, 222,652.99 and 36,118.44
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Solution
The fourth proportional to 148,437.49, 222,652.99 and 36,118.44 is: 54,176.87
Step by Step Solution
- Step 1: Write the proportion equation
148,437.49 : 222,652.99 = 36,118.44 : x - Step 2: Convert to fraction form
148,437.49/222,652.99 = 36,118.44/x - Step 3: Cross multiply
148,437.49x = 222,652.99 × 36,118.44 - Step 4: Simplify right side
148,437.49x = 8,041,878,660.14 - Step 5: Solve for x
x = 8,041,878,660.14/148,437.49 - Step 6: Final answer
x = 54,176.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.